capable /ˈkeɪpəbəl/ /ˈkeɪpəbl/
able /ˈeɪ.bəl/ /ˈeɪbl/
competent /ˈkɑmpətɪnt/ /ˈkɒmpɪtənt/
qualified /ˈkwɑləˌfaɪd/ /ˈkwɒlɪfaɪd/